Org. chem. front. 2021 8 4746
WitrynaOrganic Chemistry Frontiers Recent advances in cyclization reactions of isatins or thioisatins via C–N or C–S bond cleavage Jinhui Shen,a Lei Zhang b and Xiangtai … WitrynaThis review provides an overview of methods enabling catalytic C (sp 3 )–H activation via six-membered metalacycle intermediates, with an emphasis on mechanistic aspects regarding the control of regioselectivity and strategies towards disfavoring the formation of the five-membered palladacycle in preference for the six-membered analog.
Org. chem. front. 2021 8 4746
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WitrynaQ. Zhang, S. Li, Y. Wang, J. Song, Y. Lan and D. Wei, Org. Chem. Front., 2024, 8, 5910 DOI: 10.1039/D1QO90078A This article is licensed under a Creative Commons … WitrynaHighly stable and efficient non-noble-metal electrocatalysts are strongly desired for the oxygen evolution reaction (OER) in alkaline media. In this study, we report the use of 4,4′-biphenyl dicarboxylic acid as an organic ligand to in situ develop an Ni-MOF nanosheet array on nickel foam (Ni-MOF/NF) as an OER catalyst. In 1 M KOH, such …
Witrynaα,α-Difluoroarylacetic acids are stable, inexpensive and readily available building blocks, which have been recently utilized as synthons to access various difluoromethylated … Witrynab School of Chemistry and Chemical Engineering, Heze University, Heze 274015, China Abstract. An unprecedented atroposelective annulation between 2-(tosylamino)aryl ketones and 2-alkynals for the construction of N-heterobiaryl atropisomers is achieved. ... Org. Chem. Front., 2024, 8, 605-612 Permissions. Request permissions A one-pot …
Witryna8 lut 2024 · a Shaanxi Key Laboratory of Chemical Additives for Industry, College of Chemistry and Chemical Engineering, Shaanxi University of Science and Technology, ... L. Tian and Y. Ma, Org. Chem. Front., 2024, 8, 1764 DOI: 10.1039/D1QO00040C . To request permission to reproduce material from this article, please go to the ... WitrynaAn N-chelation-assisted palladium-catalyzed defluorinative arylation of trifluoropropanamides with arylboronic acids has been developed for the …
WitrynaDensity functional theory calculations have been performed to investigate the rhodium(I)/bisoxazolinephosphine-catalyzed amination of allylic carbonates.The computations reveal that after formation of the η 3-allyl Rh(III) species via initial C–O oxidative addition, the ensuing C–N bond formation via outer-sphere nucleophilic …
labuan law firmWitrynaSome of the most prominent and promising catalysts in organic synthesis for the requisite construction of C–C and C–N bonds are palladium (Pd) catalysts, which play a pivotal role in pharmaceutical and medicinal … jean-noel stockWitrynaAbstract. Deuterated organic compounds have widespread applications in many fields such as medicinal chemistry, mechanistic studies, and quantitative analyses. … jean noeudWitrynaAbout Organic Chemistry Frontiers. Rapid publication of high quality research in organic chemistry. Editor-in-chief: Shengming Ma. Impact factor: 5.456. Time to first … jean noireauWitrynaCopper‐Catalyzed [3+2] Annulation of Pyridinium Ylides with α‐CF 3 Ketones: Synthesis of Functionalized 2‐Fluoroindolizines jean noël jeanneney biographieWitrynaThe C–F bond is the strongest single bond in organic compounds. It is the most challenging task to study the activation of the C–F bond in organic synthesis. Trifluoromethyl-containing compounds, which have three equivalent C–F bonds, constitute possible starting materials for the synthesis of diverse fluori 2024 Organic … jean noir 14 ansWitrynaA method for the synthesis of sulfides from carboxylic acids via thioester C–S activation and acyl capture has been developed, wherein thioesters serve as dual electrophilic activators of carboxylic acids and S-nucleophiles through the merger of decarbonylative palladium catalysis and sulfur coupling. jean noel sucre